 In 1960 Tiñga obtained his law degree at the University of the East College of Law, serving as Dean of the university from 1989 to 1993, and again in 2014.From 1987 to 1998, Tiñga served as a three-term congressman representing the Taguig-Pateros district.From 2001 until his appointment to the Supreme Court, he was the Dean of the College of Law of the Polytechnic University of the Philippines.